Re: type clash on default action: <NONE> != <>

[Martin MOKREJŠ]

On Sun, 8 Dec 2002, Paul Eggert wrote:

Unfortunately, that did NOT help!

bash-2.05b# M4=`pwd`/m4 /usr/local/scratch/bison-1.75c/src/bison -y -d ./parse.y
IOT/Abort trap (core dumped)
bash-2.05b# dbx /usr/local/scratch/bison-1.75c/src/bison ./core
dbx version 5.1
Type 'help' for help.
Core file created by program "bison"

signal IOT/Abort trap at >*[__kill, 0x12008a648]        beq     a3, 0x12008a660
(dbx) where
>  0 __kill(0x0, 0x5, 0x100000000, 0x3df4768e, 0x120064434) [0x12008a648]
   1 (unknown)() [0x120073438]
   2 __tis_raise(0x120064434, 0x140036ca0, 0x120074d58, 0x6, 0x12007dbf4) 
[0x120074d54]
   3 raise(0x120074d58, 0x6, 0x12007dbf4, 0x14009d23e, 0x120064464) 
[0x12007dbf0]
   4 abort(0x1200433bc, 0x14009d23d, 0x0, 0x0, 0x0) [0x120064460]
   5 skel_lex() ["scan-skel.c":73, 0x1200433b8]
   6 scan_skel(in = 0x140006620) ["scan-skel.l":91, 0x1200442b0]
   7 output_skeleton() ["output.c":576, 0x120030838]
   8 output() ["output.c":633, 0x120031f00]
   9 main(argc = 4, argv = 0x11fffc018) ["main.c":153, 0x120025570]
(dbx)

You find on the web updated bisonbug.tar.bz2 with the m4 files and
bison binary. Do you have Irix machione to test?


> > Date: Sun, 8 Dec 2002 12:57:29 +0100 (CET)
> > From: Martin MOKREJS <address@hidden>
>
> > $ dbx /software/@sys/usr/bin/bison ./core
>
> Ah, I see the problem now; Bison mishandles the case where you install
> Bison into a directory whose name contains '@'.  Thanks for following
> this up with more details.  I have installed the following patch,
> which should appear in the next Bison version.
>
> 2002-12-08  Paul Eggert  <address@hidden>
>
>       * data/glr.c, data/lalr1.cc, data/yacc.c: Do not use __file__,
>       since this causes problems when __file__ contains character
>       sequences like "@" that are treated specially by src/scan-skel.l.
>       Instead, just use the file's basename.  This fixes the bug
>       reported by Martin Mokrejs in
>       <http://mail.gnu.org/pipermail/bug-bison/2002-December/001949.html>.
>
> Index: data/glr.c
> ===================================================================
> RCS file: /cvsroot/bison/bison/data/glr.c,v
> retrieving revision 1.43
> diff -p -u -r1.43 glr.c
> --- data/glr.c        7 Dec 2002 05:45:46 -0000       1.43
> +++ data/glr.c        9 Dec 2002 04:46:24 -0000
> @@ -187,7 +187,7 @@ b4_pre_prologue[
>  ]m4_ifdef([b4_stype],
>  [b4_syncline([b4_stype_line], [b4_filename])
>  typedef union b4_stype yystype;
> -/* Line __line__ of __file__.  */
> +/* Line __line__ of glr.c.  */
>  b4_syncline(address@hidden@], address@hidden@])],
>  [typedef int yystype;])[
>  # define YYSTYPE yystype
> @@ -217,7 +217,7 @@ static YYLTYPE yyloc_default;
>  /* Copy the second part of user declarations.  */
>  ]b4_post_prologue[
>
> -]/* Line __line__ of __file__.  */
> +]/* Line __line__ of glr.c.  */
>  b4_syncline(address@hidden@], address@hidden@])
>  [
>  #if ! defined (__cplusplus)
> @@ -671,7 +671,7 @@ yyuserAction (yyRuleNum yyn, int yyrhsle
>  # undef YYBACKUP
>  # undef yyclearin
>  # undef YYRECOVERING
> -/* Line __line__ of __file__.  */
> +/* Line __line__ of glr.c.  */
>  b4_syncline(address@hidden@], address@hidden@])
>  }
>
> @@ -1959,7 +1959,7 @@ b4_token_defines(b4_tokens)
>  m4_ifdef([b4_stype],
>  [b4_syncline([b4_stype_line], [b4_filename])
>  typedef union b4_stype yystype;
> -/* Line __line__ of __file__.  */
> +/* Line __line__ of glr.c.  */
>  b4_syncline(address@hidden@], address@hidden@])],
>  [typedef int yystype;])
>  # define YYSTYPE yystype
> Index: data/lalr1.cc
> ===================================================================
> RCS file: /cvsroot/bison/bison/data/lalr1.cc,v
> retrieving revision 1.16
> diff -p -u -r1.16 lalr1.cc
> --- data/lalr1.cc     16 Nov 2002 12:31:35 -0000      1.16
> +++ data/lalr1.cc     9 Dec 2002 04:46:25 -0000
> @@ -111,7 +111,7 @@ b4_copyright([C++ Skeleton parser for LA
>  /* Copy the first part of user declarations.  */
>  ]b4_pre_prologue[
>
> -]/* Line __line__ of __file__.  */
> +]/* Line __line__ of lalr1.cc.  */
>  b4_syncline(address@hidden@], address@hidden@])[
>
>  /* Enabling traces.  */
> @@ -128,7 +128,7 @@ b4_syncline(address@hidden@], address@hidden@])[
>  ]m4_ifdef([b4_stype],
>  [b4_syncline([b4_stype_line], [b4_filename])
>  typedef union b4_stype yystype;
> -/* Line __line__ of __file__.  */
> +/* Line __line__ of lalr1.cc.  */
>  b4_syncline(address@hidden@], address@hidden@])],
>  [typedef int yystype;])[
>  # define YYSTYPE yystype
> @@ -137,7 +137,7 @@ b4_syncline(address@hidden@], address@hidden@])],
>  /* Copy the second part of user declarations.  */
>  ]b4_post_prologue[
>
> -]/* Line __line__ of __file__.  */
> +]/* Line __line__ of lalr1.cc.  */
>  b4_syncline(address@hidden@], address@hidden@])[
>  #ifndef YYLLOC_DEFAULT
>  # define YYLLOC_DEFAULT(Current, Rhs, N) \
> @@ -445,7 +445,7 @@ yy::]b4_parser_class_name[::parse ()
>        ]b4_actions[
>      }
>
> -]/* Line __line__ of __file__.  */
> +]/* Line __line__ of lalr1.cc.  */
>  b4_syncline(address@hidden@], address@hidden@])[
>
>    state_stack_.pop (len_);
> Index: data/yacc.c
> ===================================================================
> RCS file: /cvsroot/bison/bison/data/yacc.c,v
> retrieving revision 1.40
> diff -p -u -r1.40 yacc.c
> --- data/yacc.c       7 Dec 2002 05:46:30 -0000       1.40
> +++ data/yacc.c       9 Dec 2002 04:46:25 -0000
> @@ -190,7 +190,7 @@ b4_location_if([#define yylloc b4_prefix
>  ]m4_ifdef([b4_stype],
>  [b4_syncline([b4_stype_line], [b4_filename])
>  typedef union b4_stype yystype;
> -/* Line __line__ of __file__.  */
> +/* Line __line__ of yacc.c.  */
>  b4_syncline(address@hidden@], address@hidden@])],
>  [typedef int yystype;])[
>  # define YYSTYPE yystype
> @@ -212,7 +212,7 @@ typedef struct yyltype
>  /* Copy the second part of user declarations.  */
>  ]b4_post_prologue
>
> -/* Line __line__ of __file__.  */
> +/* Line __line__ of yacc.c.  */
>  b4_syncline(address@hidden@], address@hidden@])[
>
>  #if ! defined (yyoverflow) || YYERROR_VERBOSE
> @@ -988,7 +988,7 @@ yyreduce:
>        b4_actions
>      }
>
> -/* Line __line__ of __file__.  */
> +/* Line __line__ of yacc.c.  */
>  b4_syncline(address@hidden@], address@hidden@])
>
>  [  yyvsp -= yylen;
> @@ -1197,7 +1197,7 @@ b4_token_defines(b4_tokens)
>  m4_ifdef([b4_stype],
>  [b4_syncline([b4_stype_line], [b4_filename])
>  typedef union b4_stype yystype;
> -/* Line __line__ of __file__.  */
> +/* Line __line__ of yacc.c.  */
>  b4_syncline(address@hidden@], address@hidden@])],
>  [typedef int yystype;])
>  # define YYSTYPE yystype
>

-- 
Martin Mokrejs <address@hidden>, <address@hidden>
PGP5.0i key is at http://www.natur.cuni.cz/~mmokrejs
MIPS / Institute for Bioinformatics <http://mips.gsf.de>
GSF - National Research Center for Environment and Health
Ingolstaedter Landstrasse 1, D-85764 Neuherberg, Germany
tel.: +49-89-3187 3683 , fax: +49-89-3187 3585